// RUN: not %target-swift-frontend %s -parse

// Distributed under the terms of the MIT license
// Test case submitted to project by https://github.com/practicalswift (practicalswift)
// Test case found by fuzzing

protocol a {
func e> {
}
struct D : (e: B)
}() {
}
protocol B : a {
typealias e = D>() {
